﻿using System;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Ink;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;

namespace Utility
{
    public static class ControlExtensions
    {
        public static bool HasFocus(this Control aControl, bool aCheckChildren)
        {
            var oFocused = System.Windows.Input.FocusManager.GetFocusedElement() as DependencyObject;
            if (!aCheckChildren)
                return oFocused == aControl;
            while (oFocused != null)
            {
                if (oFocused == aControl)
                    return true;
                oFocused = System.Windows.Media.VisualTreeHelper.GetParent(oFocused);
            }
            return false;
        }
    }

}
